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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef ULTIMA8_FILESYS_ARCHIVE_H
#define ULTIMA8_FILESYS_ARCHIVE_H
namespace Ultima {
namespace Ultima8 {
class FlexFile;
class Archive {
public:
//! create Archive without any input sources
Archive();
//! create Archive with a single input source, autodetecting the type
//! Will create FlexFile; ids will be deleted.
explicit Archive(Common::SeekableReadStream *rs);
virtual ~Archive();
//! add input source.
//! FlexFile will be deleted on destruction
//! Input sources are used in the reversed order they are added.
//! Effect of adding sources after having accessed objects is undef.
bool addSource(FlexFile *af);
//! add input source, autodetecting the type (as the constructor)
bool addSource(Common::SeekableReadStream *rs);
//! Cache all objects
void cache();
//! Cache a single object
virtual void cache(uint32 index) = 0;
//! Uncache all objects
//! Potentially dangerous: all stored objects will be deleted; make sure
//! they are no longer in use.
void uncache();
//! Uncache a single object
//! Potentially dangerous. See uncache()
virtual void uncache(uint32 index) = 0;
//! Check if an object is cached
virtual bool isCached(uint32 index) const = 0;
uint32 getCount() const {
return _count;
}
protected:
uint32 _count;
uint8 *getRawObject(uint32 index, uint32 *sizep = 0);
uint32 getRawSize(uint32 index) const;
private:
Std::vector<FlexFile *> _sources;
FlexFile *findArchiveFile(uint32 index) const;
};
} // End of namespace Ultima8
} // End of namespace Ultima
#endif
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